9 versions 72, Equipment 72, Versions 72 – West Control Solutions Pro-4 User Manual
Page 72: 10 technical data, Technical data, Inputs process value input inp1, Thermocouple to specification, Supplementary input inp2, Supplementary input inp3, Control inputs di1, di2
10
Technical data
INPUTS
PROCESS VALUE INPUT INP1
Resolution:
> 14 bits
Decimal point:
0 to 3 digits behind the decimal
point
Dig. input filter:
adjustable 0,000...9999 s
Scanning cycle:
100 ms
Measured value
correction:
2-point or offset correction
Thermocouples
r
Table 1 (page 76 )
Internal and external temperature compensation
Input resistance:
≥ 1 MΩ
Effect of source resistance:
1 µV/Ω
Internal temperature compensation
Maximal additional error:
± 0,5 K
Sensor break monitoring
Sensor current:
≤ 1 µA
Configurable output action
Thermocouple to specification
Measuring range -25...75mV in conjunction with
the linearization can be used for connecting
thermocouples which are not included in Table 1.
Resistance thermometer
r
Table 2 (page 76 )
Connection:
3-wire
Lead resistance:
max. 30 Ohm
Input circuit monitor:
break and short circuit
Special measuring range
BlueControl (engineering tool) can be used to
match the input to sensor KTY 11-6 (character-
istic is stored in the controller).
Physical measuring range:
0...4500 Ohm
Linearization segments
16
Current and voltage signals
r
Table 3 (page 76 )
Span start, end of span:
anywhere within measuring
range
Scaling:
selectable -1999...9999
Linearization:
16 segments, adaptable with
BlueControl
Decimal point:
adjustable
Input circuit monitor:
12,5% below span start (2mA,
1V)
SUPPLEMENTARY INPUT INP2
Resolution:
> 14 bits
Scanning cycle:
100 ms
Heating current measurement
via current transformer (→ Accessory equipment)
Measuring range:
0...50mA AC
Scaling:
adjustable -1999...0,000...9999 A
Current measuring range
Technical data as for INP1
Potentiometer
r Table 2 (page 76 )
Connection:
2-wire
Lead resistance:
max. 30 Ohm
Input circuit monitor:
Break
SUPPLEMENTARY INPUT INP3 (
OPTION
)
Resolution:
> 14 bits
Scanning cycle:
100 ms
Technical data as for INP1 except 10V range.
CONTROL INPUTS DI1, DI2
Configurable as switch or push-button!
Connection of a potential-free contact suitable
for switching “dry” circuits.
Switched voltage:
5 V
Current:
100 µA
Technical data
72
KS 90-1 / KS 92-1